B0266
Air Flow Control 6 Circuit High
B0266 is an OBD-II diagnostic trouble code meaning: Air Flow Control 6 Circuit High. Common causes: jammed or broken damper motor, short circuit in wiring harness. Estimated repair cost: $56–167.
Symptoms
- Incorrect operation of the ventilation/climate control system
- Lack of air supply in one of the channels
- Malfunctions in the automatic climate control mode
Causes
- Jammed or broken damper motor
- Short circuit in wiring harness
- Malfunction of the climate control control unit
- Oxidation of contacts in connectors
- Mechanical damage to the damper
How to Fix
- Check the resistance of the damper motor
- Inspect the wiring harness for damage
- Check control circuit voltage
- Clean or replace stuck damper
- If necessary, replace the control unit
Related codes
Error B0266 by Vehicle Brand
FAQ
What does the B0266 code mean?
B0266 is an OBD-II diagnostic trouble code that indicates: Air Flow Control 6 Circuit High
What causes a B0266 error code?
The most common causes of B0266 include: Jammed or broken damper motor; Short circuit in wiring harness; Malfunction of the climate control control unit; Oxidation of contacts in connectors.
How do I fix a B0266 diagnostic trouble code?
To fix B0266: Check the resistance of the damper motor. Inspect the wiring harness for damage. Check control circuit voltage. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with B0266?
Yes, but get it checked soon
How much does it cost to fix B0266?
The estimated repair cost for B0266 is $56–167. Actual cost depends on your vehicle, location, and labor rates.
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